Redirect stderr of sed in -A and -D.
Redirect stderr of sed in -A and -D.

This is mainly for FreeBSD 9 sed, which does not like unused labels.
However, FreeBSD 9 sed does output the correct output despite the error
messages.

alphapapa/fasd,dankilman/fasd,Neki/fasd,allcatsarebeautiful/fasd,Vifon/fasd,clvv/fasd